var vm = new Vue({
  el: '#App',
  data() {
    return {
      list: [
        {
          className: 'daytime-theme',
          name:'白日主题'
        },
        {
          className: 'night-theme',
          name:'黑夜主题'
        },
        {
          className: 'purple-theme',
          name:'紫色主题'
        }
      ]
    }
  },
  methods: {

  }
})